The seals’ ability to detect the amount of oxygen in their blood may help them make diving decisions and avoid drowning.

At the top of the world, there is a sea—the remains of one, at least. The summit rocks of Mount Everest, the highest ...

Muse by Interaxon, a neurotechnology startup, unveiled Muse S Athena, a consumer wearable that can deliver advanced cognitive fitness insights.

The deep sea, covering approximately 65% of Earth's surface, has long been considered a biological desert. In this extreme ...

This is especially true if a person has hypoxia or difficulty breathing. In the hospital, pulse oximetry is usually used to monitor oxygen levels continually via a small pulse oximeter device placed ...

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If this decrease occurred, sea level could have fallen by more than 60 additional meters, thanks to thermal contraction of seawater and more water being held in continental ice sheets. Only ...

BOD refers to the amount of oxygen required by aerobic microorganisms to break down organic material in a water body. A higher BOD level indicates more organic content in the water. River water is ...

these high levels of oxygen quickly damage and kill cells. In 2016, Jain was part of a research team that showed that breathing low-oxygen air, equivalent to what is found at 4,500 meters (or ...